CVE-2020-8162: Unrestricted Upload of File with Dangerous Type

June 19, 2020 (updated September 25, 2020)

A client side enforcement of server side security vulnerability exists in rails and rails ActiveStorage’s S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

References

nvd.nist.gov/vuln/detail/CVE-2020-8162

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